Safety and efficacy of carbon dioxide insufflation during gastric endoscopic submucosal dissection

doi:10.3748/wjg.v21.i26.8195

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Jul 14, 2015; 21(26): 8195-8202
Published online Jul 14, 2015. doi: 10.3748/wjg.v21.i26.8195

Table 2 Patient characteristics and parameters of arterial blood analysis

Characteristic	CO₂ group (n = 12)	Air group (n = 18)	P value
Age, yr	73 (63-82)	70 (45-87)	NS
Procedure time, min	66 (26-156)	56 (23-107)	NS
Dose of diazepam, mg	17.5 (10.0-22.5)	20.0 (5.0-30.0)	NS
Dose of pentazocine, mg	15.0 (15.0-30.0)	22.5 (15.0-37.5)	NS
Patients receiving midazolam, n (%)	1 (8.3)	1 (5.6)	NS
Dose of midazolam, mg	2.5	5
pH value	7.36 (7.34-7.39)	7.36 (7.33-7.40)	NS
PaCO₂, mmHg	44.6 (39-53)	45 (40-50)	NS
PaO₂, mmHg	168 (68-203)	143 (78-259)	NS
HCO₃^-, mEq/L	25.1 (23.0-30.0)	25.5 (22.0-27.0)	NS
Base excess, mEq/L	-0.05 (-2-4)	0.3 (-3.1-2.6)	NS

Data are presented as median (range) unless otherwise indicated. PaO₂: Partial pressure of oxygen in arterial blood; PaCO₂: Partial pressure of carbon dioxide in arterial blood; NS: Not significant.

Citation: Takada J, Araki H, Onogi F, Nakanishi T, Kubota M, Ibuka T, Shimizu M, Moriwaki H. Safety and efficacy of carbon dioxide insufflation during gastric endoscopic submucosal dissection. World J Gastroenterol 2015; 21(26): 8195-8202
URL: https://www.wjgnet.com/1007-9327/full/v21/i26/8195.htm
DOI: https://dx.doi.org/10.3748/wjg.v21.i26.8195